Gut microbiome and athletic performance: what we know
Do athletes have different gut bacteria, and does it boost performance? What gut microbiome athlete studies show, what probiotics can do, and what is hype.
#elite
Heat training and VO2max: does training in the heat make you fitter?
Heat acclimation expands plasma volume and improves performance in the heat. What studies show for VO2max, practical protocols and hot-city safety.
Altitude training and VO2max: what the science says
Why VO2max drops at altitude, how the body adapts, what "live high, train low" showed, and whether altitude or heat training is worth it for amateurs.
VO2max of elite athletes: the highest values ever recorded
Which sports produce the highest VO2max, the famous values reported for elite athletes, and why the biggest engine doesn't always win.